Tire tread



FIG. 1 is a perspective view of the pneumatic radial tire in accordance with the invention;

FIG. 2 is a front view thereof;

FIG. 3 is an inside side view thereof;

FIG. 4 is an outside side view thereof; and,

FIG. 5 is an enlarged partial front view thereof.

The broken line showing of the sidewall, inner bead and the peripheral boundary between the tire tread and the sidewall is included for the purpose of illustrating environment and forms no part of the claim design. 

The ornamental design for a tire tread, as shown and described. 